10318 N 138th E Ave Owasso, OK 74055


 
(918) 401-0006
 
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At Functional Nutrition Resources, a functional medicine clinic in Tulsa, OK, we’re all about root cause resolution… digging deep into what causes your disease. We believe you do not have to push through your health struggles and you can absolutely break free and transform your health naturally.

Ken McEntire (Kenny Mc)

2/25/26

I’m still in the middle of my journey with Functional Nutrition Resources, but I can honestly say the experience has already made a huge difference. From day one, the team has been patient, encouraging, and incredibly thorough. They don’t just hand you a plan — they help you understand why your body is doing what it’s doing and what steps will actually move you forward.

What I appreciate most is how personal the process feels. They listen, they explain things in a way that finally makes sense, and they celebrate the small wins with you. I’ve learned more about my own health in a few weeks than I have in years of trying to figure things out on my own.

I’m grateful for the progress I’ve made so far and excited to keep going. If you want a team that truly cares and helps you get to the root of things, FNR is the place to be.

Functional Nutrition Resources Replied: Thank you for taking the time to share this, Ken! Our goal is always to help you understand your body, not just hand you a plan, so hearing that this felt different and empowering is great to hear! We are so proud of the progress you've made and grateful to walk alongside you on this journey!!
Functional Nutrition Resources Replied: Thank you for taking the time to share this, Ken! Our goal is always to help you understand your body, not just hand you a plan, so hearing that this felt different and empowering is great to hear! We are so proud of the progress you've made and grateful to walk alongside you on this journey!!

Ken McEntire (Kenny Mc) gave Functional Nutrition Resources a 5 star Review


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Janice Johnson

2/18/26

It ‘s really hard to know where to start for me. But here goes. Going to FNR has changed my life. The way I think about food. It wasn’t easy but so worth it. I am better one day at a time, with sometimes two steps backwards but I have never regretted walking into the practice of FNR.
Eating healthy, exercising, living life (travel with my husband, visiting family and friends), getting rest without stress and just resetting plus resting when I need to. Knowing who am I these days are what I want to accomplish. Taking care of myself isn’t selfish. It’s what I do so I can be there for others. I may not do everything exactly right but I am a whole lot better than I was.
Please give this group a try. I didn’t get everything when I went through the program so I have still been signing up yearly and having FNR team members do necessary labs to check my bloodwork and going...

Functional Nutrition Resources Replied: Thank you so much for sharing this, Janice! Your words truly capture what real healing looks like - progress over perfection! We love what you said about taking care of yourself not being selfish. That mindset shift is everything! You've done the work and we are so proud of your commitment and...
Functional Nutrition Resources Replied: Thank you so much for sharing this, Janice! Your words truly capture what real healing looks like - progress over perfection! We love what you said about taking care of yourself not being selfish. That mindset shift is everything! You've done the work and we are so proud of your commitment and...

Janice Johnson gave Functional Nutrition Resources a 5 star Review


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Cindy James

9/14/25

FNR has given me the knowledge and tools to help me make better dietary and lifestyle changes in the future. I am only a few weeks into the program and am already feeling 100% better than I was three months ago.

I have far more energy than I’ve had in years, I have lost the weight that had crept up the past six years, I am sleeping more soundly, my blood pressure is more regulated, and I’ve been able to stop taking the prescription acid reflux meds that I have been on for the past eight years. I actually have the energy and motivation to walk 1-2 miles every evening, even after being on my feet most of the day teaching first graders.

I honestly cannot say enough positive comments about this program. I thought the rest of my life would be filled with constant depression, being overweight, being out of breath, feeling hopeless, and basically just waiting for...

Functional Nutrition Resources Replied: Thank you so much for your incredible feedback, Cindy! We're thrilled to hear how our program has positively impacted your life and contributed to your newfound energy and motivation. Your success is inspiring, and it's wonderful to know that you're embracing a healthier lifestyle. The team at...
Functional Nutrition Resources Replied: Thank you so much for your incredible feedback, Cindy! We're thrilled to hear how our program has positively impacted your life and contributed to your newfound energy and motivation. Your success is inspiring, and it's wonderful to know that you're embracing a healthier lifestyle. The team at...

Cindy James gave Functional Nutrition Resources a 5 star Review


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10318 N 138th E Ave  Owasso,  OK   74055

 
Call Us
 
View Website
 
Contact Us

At Functional Nutrition Resources, a functional medicine clinic in Tulsa, OK, we’re all about root cause resolution… digging deep into what causes your disease. We believe you do not have to push through your health struggles and you can absolutely break free and transform your health naturally.

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